Q: Is 1,042,520 a Prime Number?
A: No, 1,042,520 is not a prime number.
A prime number is a natural number, greater than one, that can only be divided by 1 and itself.
The number 1042520 can be evenly divided by 1 2 4 5 8 10 20 40 67 134 268 335 389 536 670 778 1,340 1,556 1,945 2,680 3,112 3,890 7,780 15,560 26,063 52,126 104,252 130,315 208,504 260,630 521,260 and 1,042,520, with no remainder.
Since 1,042,520 cannot be divided by just 1 and 1,042,520, it is not a prime number.